參數(shù)資料
型號(hào): LM4880L-D08-T
廠商: UNISONIC TECHNOLOGIES CO LTD
元件分類: 音頻/視頻放大
英文描述: 0.35 W, 2 CHANNEL, AUDIO AMPLIFIER, PDIP8
封裝: LEAD FREE, DIP-8
文件頁數(shù): 11/11頁
文件大小: 285K
代理商: LM4880L-D08-T
LM4880
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
9 of 11
www.unisonic.com.tw
QW-R502-033,B
TYPICAL CHARACTERISTICS(Cont.)
20
-140.0
0.0
Output
Leve
l(dB)
Frequency (Hz)
100
10k 20k
Channel Separation
Channel B to A
1k
-120.0
-100.0
-80.00
-60.00
-40.00
-20.00
Channel A to B
20
100.0
0.0
Frequency (Hz)
100
10k 20k
Output Attenuatin in Shutdown Mode
1k
90.00
80.00
70.00
60.00
40.00
20.00
Ou
tput
A
ttenuatio
n
(d
B)
50.00
30.00
10.00
Ri=RF=20K
20
Frequency (Hz)
100
10k 20k
Noise Floor
1k
1m
Power Supply Rejection Ratio
10
100
1k
10k
0
10
20
30
40
50
60
70
PSRR
(d
B)
100k
Frequency (Hz)
Open Loop Frequency Response
10
100
1k
10k 100k
1M
0
20
40
60
80
100
Gai
n(dB
)
10M
Frequency (Hz)
100M
0
45
90
135
180
22
5
Phase
(o)
Supply Current vs Supply Voltage
2.5
3.0
3.5
4.0
4.5
5.0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
Supp
ly
Curr
ent
(m
A)
Supply Voltage (V)
5.5
4.5
5.0
0dB=1.3Vrms
RF =20k
100
10
1
BW<22kHz
CB
=1
.0
F I
I W
0.1
F
CB=0.1 F
VPIN3=2.5V(FORCED)
C
B=
1.0
F I
I 0
.1
F
VPIN5 =0V
RL=
8
Noise
Floor
(
V)
R=RF=10k
i
R =10k
i
0dB=200mW
GV=1
V DD =5.0V
L
R=8
VPIN3=5.0V
POUT =200mW
RL=8
CB=1.0
F
RL=8
GV=1
Gain
Phase
VRIPPLE=200mVrms
0dB=200mVrms
VDD =5.0V
R=8
L
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